Propulsion system: traction battery
NewRisk. A loose component may move and damage the high voltage battery, increasing the risk of a fire.
NHTSA has logged 5 owner complaints about the 2026 GMC Sierra EV, most often about the suspension. It is covered by 4 safety recalls, and for recall 25V-594 the manufacturer reports only 98% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 28, 2026. Updated daily.
5 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Suspension | 2 | 0 |
| Electrical system | 1 | 0 |
| Electronic stability control (ESC) | 1 | 0 |
| Air bags | 1 | 0 |
| Service brakes | 1 | 0 |
| Vehicle speed control | 1 | 0 |
| Forward collision avoidance | 1 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. A loose component may move and damage the high voltage battery, increasing the risk of a fire.
Risk. A cracked wheel may lead to disc separation and a loss of control, increasing the risk of a crash.
Risk. Without an owner's manual to consult, owners may not know how to safely use and operate the vehicle, increasing the risk of injury in a crash.
Risk. An indicator light that does not illuminate may fail to warn the driver of an ESC system issue, increasing the risk of a crash.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with GMC.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Sierra EV median. How we score
2026 GMC SIERRA EV PU/CC BEV AWD in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
Recent suspension complaints filed with NHTSA, shortened. Personal details are removed.
The contact owns a 2026 GMC Sierra EV. The contact received notification of NHTSA Campaign Number: 25V594000 (Electronic Stability Control (ESC); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the…
Rear right clunk in rear suspension. Dealer kept truck for 2 days and can't figure it out. Worried it could be a suspension nut or bolt and could cause a crash.
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.